grunt vs percoidean

grunt and percoidean both are nouns.

Word	Noun	Adjective	Verb	Adverb
grunt	Yes	No	Yes	No
percoidean	Yes	No	No	No

As nouns, percoidean is a hypernym of grunt; that is, percoidean is a word with a broader meaning than grunt:

grunt: medium-sized tropical marine food fishes that utter grunting sounds when caught
percoidean: any of numerous spiny-finned fishes of the order Perciformes

Other hypernyms of grunt include percoid, percoid fish.

grunt (noun)	percoidean (noun)
medium-sized tropical marine food fishes that utter grunting sounds when caught	any of numerous spiny-finned fishes of the order Perciformes
the short low gruff noise of the kind made by hogs
an unskilled or low-ranking soldier or other worker

grunt (verb)	percoidean (verb)
issue a grunting, low, animal-like noise